Baked Cod with Lemon Butter

Flaky baked cod fillets with lemon and butter, served hot in a white dish garnished with fresh parsley. Save
Flaky baked cod fillets with lemon and butter, served hot in a white dish garnished with fresh parsley. | dishvoyager.com

This simple yet elegant dish transforms mild cod fillets into a tender, flaky masterpiece through the combination of bright lemon zest, rich melted butter, and aromatic garlic. The oven-baking method ensures even cooking while preserving moisture, creating a delicate balance of citrus and savory flavors. With just 10 minutes of prep time and 20 minutes in the oven, you'll have restaurant-quality seafood on the table. Perfect for those seeking a light, protein-rich meal that feels special enough for guests but is easy enough for any night of the week.

The smell of melting butter and lemon zest always reminds me of Friday nights when cooking felt like a treat rather than a chore. I found this recipe during a chaotic week when I needed something fast but elegant enough to impress a last minute guest. It was a revelation how simple ingredients could turn humble cod into something spectacular. The kitchen was quiet that night except for the sizzling of the oven.

My partner usually claims they do not like fish but went back for seconds with this dish. Seeing them scrape the plate for more of that garlicky sauce was a small victory. We ended up eating late at the kitchen counter just talking about our day. It turned a rushed Tuesday into a surprisingly lovely memory.

Ingredients

  • Cod fillets: It is best to buy fresh fillets that smell clean like the ocean and avoid any with a strong odor.
  • Unsalted butter: Use unsalted butter so you can control the seasoning perfectly without making it too salty.
  • Lemon: Zesting the fruit first before juicing releases the aromatic oils that make this dish truly shine.
  • Garlic: Mincing it finely ensures it mellows out nicely in the oven rather than staying harsh.
  • Fresh parsley: Fresh herbs are essential here because dried parsley simply cannot provide the same vibrant pop of color.

Instructions

Prepare the oven:
Get the oven hot and line your baking dish to make cleanup incredibly easy later.
Dry the fish:
Patting the fillets completely dry helps the skinless fish sear slightly rather than steam in its own moisture.
Make the sauce:
Whisk the melted butter, lemon juice, and spices until the mixture is emulsified and fragrant.
Assemble the dish:
Pour the golden mixture over the fish and place a thin lemon slice on top for that restaurant style look.
Bake to perfection:
Let it cook until the flesh turns opaque and flakes apart effortlessly with a gentle press of a fork.
Golden baked cod with lemon and butter, topped with melted butter and lemon slices on a rustic plate. Save
Golden baked cod with lemon and butter, topped with melted butter and lemon slices on a rustic plate. | dishvoyager.com

One rainy Sunday I made this for my parents who are notoriously picky about seafood preparation. The silence at the table was actually a good sign as they focused entirely on eating. My dad actually asked for the recipe afterward which is the highest compliment in my family. It felt wonderful to bridge the gap between generations with such a simple plate of food.

Choosing the Best Fish

Look for fillets that are translucent and glossy rather than dull or dry. Trust your nose because fresh fish should never smell fishy at all.

Serving Suggestions

I love serving this over a bed of fluffy white rice to soak up all that extra butter sauce. Roasted asparagus or green beans also add a nice crunch to the tender texture of the cod.

Making It Your Own

This dish is incredibly forgiving and welcomes small changes based on what you have.

  • Try adding capers for a salty brine kick that cuts through the richness.
  • A pinch of red pepper flakes can add a subtle warmth if you like a little spice.
  • Swap the parsley for dill or cilantro to completely change the flavor profile.
Tender baked cod with lemon and butter, flaky texture with a light lemon glaze and fresh parsley garnish. Save
Tender baked cod with lemon and butter, flaky texture with a light lemon glaze and fresh parsley garnish. | dishvoyager.com

I hope this recipe brings a little bit of calm and deliciousness to your kitchen table. Enjoy every single bite of this bright and buttery fish.

Common Questions

The cod is done when it flakes easily with a fork and appears opaque throughout rather than translucent. The internal temperature should reach 63°C (145°F). Avoid overcooking as cod can become dry quickly.

Yes, frozen cod works well for this dish. Thaw completely in the refrigerator overnight, then pat dry with paper towels before marinating to ensure the butter-lemon mixture adheres properly.

Haddock, halibut, sea bass, or tilapia make excellent substitutes. Adjust cooking time slightly based on thickness—thinner fillets may need 2-3 minutes less, while thicker cuts might require extra time.

Replace the butter with equal parts olive oil or vegan margarine. The result will still be delicious, though the flavor profile will be slightly lighter without the creaminess that butter provides.

Steamed asparagus, roasted potatoes, lemon rice, or a fresh green salad complement the light flavors beautifully. crusty bread also works well for soaking up the lemon-butter sauce.

You can mix the lemon-butter sauce up to a day in advance and store it refrigerated. Marinate the cod for up to 2 hours before baking, but avoid longer as the acid may begin to break down the texture.

Baked Cod with Lemon Butter

Tender cod baked with lemon, butter, and garlic for a light and flavorful dinner ready in 30 minutes.

Prep 10m
Cook 20m
Total 30m
Servings 4
Difficulty Easy

Ingredients

Fish

  • 4 cod fillets (about 6 oz each), skinless and boneless

Marinade & Topping

  • 3 tbsp unsalted butter, melted
  • 1 large lemon, zested and juiced
  • 2 cloves garlic, minced
  • 2 tbsp fresh parsley, finely chopped
  • 1 tbsp olive oil
  • 1/2 tsp salt
  • 1/4 tsp freshly ground black pepper
  • 1/2 tsp paprika

Garnish

  • Lemon slices
  • Extra chopped parsley

Instructions

1
Preheat Oven: Preheat the oven to 400°F. Line a baking dish with parchment paper or lightly grease it with olive oil.
2
Prepare Fish: Pat the cod fillets dry with paper towels and place them in the prepared baking dish.
3
Make Lemon Butter Sauce: In a small bowl, combine melted butter, lemon zest, lemon juice, minced garlic, olive oil, salt, pepper, paprika, and chopped parsley.
4
Coat Fillets: Pour the butter-lemon mixture evenly over the cod fillets.
5
Add Lemon Garnish: Top each fillet with a lemon slice.
6
Bake Fish: Bake for 15–20 minutes, or until the fish flakes easily with a fork and is opaque throughout.
7
Finish and Serve: Garnish with extra parsley and serve immediately.
Additional Information

Equipment Needed

  • Baking dish
  • Small mixing bowl
  • Measuring spoons
  • Zester or grater
  • Knife and cutting board

Nutrition (Per Serving)

Calories 210
Protein 27g
Carbs 3g
Fat 10g

Allergy Information

  • Contains fish and dairy (butter).
  • For dairy-free, use vegan margarine or olive oil.
  • Always check ingredient labels for hidden allergens.
Katrina Wells

Passionate home cook sharing simple, flavorful meals and kitchen tips for busy families and food lovers.